00313nam a2200109Ia 4500008004100000082002400041100004900065245003600114250000900150260003600159300000800195240913s9999||||xx |||||||||||||| ||und||  aGS    954.83  ZAC/D  aK C Zachariah , E T Mathew and Irudaya rajan 0aDynamics of migration in kerala  aNULL  bOrient longmanaNew delhic2006  a476